Abstract Background Increasingly, public health faces challenges requiring complex, multifaceted and multi-sectoral responses.This calls for systems-based approaches that facilitate the kind of collective and collaborative thinking and working required to address complexity.While the literature on systems thinking, system dynamics and the associate
the aim of this study was to find out the nutritional status of primary-school childern.for this purpose the weight and height of 599 boys and 750 girls in age group of 6-11 year olds were measured.their nutritional status were evaiuated according to the weight-for-age(Gomez),weight-for-hight(Waterlow) and weight/height-for age(McLaren-Read) method
The purpose of the study was to develop the content of the program for the psychological and pedagogical support of teachers experiencing a professional personality crisis and an assessment of the effectiveness of iphone 13 price dallas this program.Method and methodology of the work.The system methodology was the following: systemic, synergistic,